California State Teachers Retirement System (CalSTRS)
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California State Teachers Retirement System (CalSTRS)’s Assembly Biosciences ASMB Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio ASMB Stock Details ASMB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$3.74K Buy
+136
New +$3.7K ﹤0.01% 2655
2021
Q2 		– Sell
-3,865
Closed -$213K – 3082
2021
Q1 		$213K Hold
3,865
– – ﹤0.01% 2867
2020
Q4 		$281K Hold
3,865
– – ﹤0.01% 2686
2020
Q3 		$762K Buy
3,865
+9
+0.2% +$2.27K ﹤0.01% 2027
2020
Q2 		$1.08M Buy
3,856
+257
+7% +$60K ﹤0.01% 1817
2020
Q1 		$640K Buy
3,599
+697
+24% +$149K ﹤0.01% 1933
2019
Q4 		$713K Hold
2,902
– – ﹤0.01% 2160
2019
Q3 		$342K Hold
2,902
– – ﹤0.01% 2523
2019
Q2 		$470K Buy
2,902
+200
+7% +$38K ﹤0.01% 2398
2019
Q1 		$638K Sell
2,702
-192
-7% -$48.6K ﹤0.01% 2191
2018
Q4 		$786K Buy
2,894
+214
+8% +$61.9K ﹤0.01% 2036
2018
Q3 		$1.19M Buy
2,680
+515
+24% +$241K ﹤0.01% 1958
2018
Q2 		$1.02M Buy
2,165
+99
+5% +$52.3K ﹤0.01% 2052
2018
Q1 		$1.22M Sell
2,066
-51
-2% -$31.6K ﹤0.01% 1851
2017
Q4 		$1.15M Buy
2,117
+247
+13% +$112K ﹤0.01% 1928
2017
Q3 		$784K Sell
1,870
-197
-10% -$60.4K ﹤0.01% 2151
2017
Q2 		$512K Buy
+2,067
New +$582K ﹤0.01% 2453
2016
Q2 		– Sell
-2,566
Closed -$155K – 3003
2016
Q1 		$155K Buy
2,566
+350
+16% +$23.4K ﹤0.01% 2856
2015
Q4 		$200K Buy
2,216
+41
+2% +$4.47K ﹤0.01% 2849
2015
Q3 		$250K Sell
2,175
-8
-0.4% -$1.41K ﹤0.01% 2808
2015
Q2 		$505K Buy
+2,183
New +$421K ﹤0.01% 2543

Other funds holding ASMB

GS
Gilead Sciences Foster City, California $1.65B AUM 166.99% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $21.7B AUM 79.24% 1-Year Est. Return
PBA
Paradigm Biocapital Advisors New York $5.34B AUM 380.18% 1-Year Est. Return
CC
Commodore Capital New York $1.68B AUM 375.52% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PHP
Parkman Healthcare Partners Stamford, Connecticut $977M AUM 110.37% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

California State Teachers Retirement System (CalSTRS)'s ASMB Position: Q2 2026 in Review

California State Teachers Retirement System (CalSTRS) opened a new position in Assembly Biosciences (ASMB) in Q2 2026: 136 shares worth $3.74K. The stake represents ﹤0.01% of the portfolio and ranks #2655 among its holdings. This is a return to the name: California State Teachers Retirement System (CalSTRS) previously reported a position in ASMB as recently as Q1 2021.

California State Teachers Retirement System (CalSTRS) first reported a position in ASMB in Q2 2015 and has held it in 21 quarters since. The position peaked at $1.22M in Q1 2018. 93 funds tracked by Wall St. Rank hold ASMB as of Q2 2026.

  • California State Teachers Retirement System (CalSTRS) held 136 shares of Assembly Biosciences worth $3.74K as of Q2 2026.
  • Assembly Biosciences was a new California State Teachers Retirement System (CalSTRS) position in Q2 2026.
  • Assembly Biosciences made up ﹤0.01% of California State Teachers Retirement System (CalSTRS)'s portfolio in Q2 2026, its #2655 holding.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Assembly Biosciences in Q2 2015 and has held it in 21 quarters since.
  • California State Teachers Retirement System (CalSTRS)'s Assembly Biosciences position peaked at $1.22M in Q1 2018.
  • 93 funds tracked by Wall St. Rank held Assembly Biosciences as of Q2 2026.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q2 2026, filed 24 Aug 2026.